2525542 has 4 divisors (see below), whose sum is σ = 3788316. Its totient is φ = 1262770.

The previous prime is 2525531. The next prime is 2525557. The reversal of 2525542 is 2455252.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 631384 + ... + 631387.

It is an arithmetic number, because the mean of its divisors is an integer number (947079).

2^2525542 is an apocalyptic number.

2525542 is a deficient number, since it is larger than the sum of its proper divisors (1262774).

2525542 is a wasteful number, since it uses less digits than its factorization.

2525542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262773.

The product of its digits is 4000, while the sum is 25.

The square root of 2525542 is about 1589.1953939022. The cubic root of 2525542 is about 136.1815266298.

The spelling of 2525542 in words is "two million, five hundred twenty-five thousand, five hundred forty-two".